Genuine OEM Hyundai Timing Chain Tensioner, part number 244102B700. This component applies constant, precise tension to the engine's timing chain, preventing slack and ensuring accurate synchronization of the crankshaft and camshafts. It is typically mounted within the engine block or timing cover. Constructed from durable cast metal with a precision-engineered internal mechanism, it weighs approximately 0.223 kg. Choosing a genuine OEM timing chain tensioner ensures correct operating pressure and longevity, vital for preventing catastrophic engine damage due to timing chain failure.